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Square D Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 250A JDL36250 Square D 1: $3,749.00 1In Stock	Mfr. Part No. JDL36250 Mouser Part No 996-JDL36250	Square D	Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 250A	Datasheet	1In Stock	$3,749.00	Min.: 1 Mult.: 1
Industrial Surge Protectors Multi9 PRD1 75r 1P T1 120V SPD M9L11120 Square D 1: $95.18 60In Stock	Mfr. Part No. M9L11120 Mouser Part No 996-M9L11120	Square D	Industrial Surge Protectors Multi9 PRD1 75r 1P T1 120V SPD Learn More about Square D schneider multi9 circuit breakers	Datasheet	60In Stock	$95.18	Min.: 1 Mult.: 1
Industrial Surge Protectors Multi9 PRD1 75r 2P T1 120/240V SPD M9L12240 Square D 1: $148.54 11In Stock	Mfr. Part No. M9L12240 Mouser Part No 996-M9L12240	Square D	Industrial Surge Protectors Multi9 PRD1 75r 2P T1 120/240V SPD Learn More about Square D schneider multi9 circuit breakers	Datasheet	11In Stock	$148.54	Min.: 1 Mult.: 1
Industrial Surge Protectors Multi9 PRD1 75r 3P T1 480V SPD M9L53480 Square D 1: $247.56 19In Stock 23Expected 23/11/2026	Mfr. Part No. M9L53480 Mouser Part No 996-M9L53480	Square D	Industrial Surge Protectors Multi9 PRD1 75r 3P T1 480V SPD Learn More about Square D schneider multi9 circuit breakers	Datasheet	19In Stock 23Expected 23/11/2026	$247.56	Min.: 1 Mult.: 1
Industrial Surge Protectors SPD T1 SDSA 50KA 600V MAX 3P4W SDSA3650 Square D 1: $257.96 28In Stock	Mfr. Part No. SDSA3650 Mouser Part No 996-SDSA3650	Square D	Industrial Surge Protectors SPD T1 SDSA 50KA 600V MAX 3P4W	Datasheet	28In Stock	$257.96	Min.: 1 Mult.: 1
Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 125A HJA36125 Square D 1: $5,432.00 2In Stock	Mfr. Part No. HJA36125 Mouser Part No 996-HJA36125	Square D	Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 125A	Datasheet	2In Stock	$5,432.00	Min.: 1 Mult.: 1
Circuit Breakers MOTOR CIRCUIT PROTECTOR 600V 100A HJL36100M73 Square D 1: $1,646.00 1In Stock	Mfr. Part No. HJL36100M73 Mouser Part No 996-HJL36100M73	Square D	Circuit Breakers MOTOR CIRCUIT PROTECTOR 600V 100A	Datasheet	1In Stock	$1,646.00	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 150A QOB3150VH Square D 1: $1,954.20 1In Stock	Mfr. Part No. QOB3150VH Mouser Part No 996-QOB3150VH	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 150A	Datasheet	1In Stock	$1,954.20	Min.: 1 Mult.: 1
Panelboards & Load Centre Accessories LOAD CENTER EQUIPMENT GROUND BAR ASSY PK15GTA Square D 1: $17.10 318In Stock New At Mouser	Mfr. Part No. PK15GTA Mouser Part No 996-PK15GTA New At Mouser	Square D	Panelboards & Load Centre Accessories LOAD CENTER EQUIPMENT GROUND BAR ASSY	Datasheet	318In Stock	$17.10	Min.: 1 Mult.: 1
Circuit Breaker Accessories OPERATING MECHANISM STANDARD SHAFT NEMA 9421LS8 Square D 1: $24.95 6In Stock New At Mouser	Mfr. Part No. 9421LS8 Mouser Part No 996-9421LS8 New At Mouser	Square D	Circuit Breaker Accessories OPERATING MECHANISM STANDARD SHAFT NEMA	Datasheet	6In Stock	$24.95	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 277V 20A EDB14020 Square D 1: $150.03 3In Stock New At Mouser	Mfr. Part No. EDB14020 Mouser Part No 996-EDB14020 New At Mouser	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 277V 20A	Datasheet	3In Stock	$150.03	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 277V 30A EDB14030 Square D 1: $153.00 2In Stock New At Mouser	Mfr. Part No. EDB14030 Mouser Part No 996-EDB14030 New At Mouser	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 277V 30A	Datasheet	2In Stock	$153.00	Min.: 1 Mult.: 1
Panelboards & Load Centre Accessories LOAD CENTER EQUIPMENT GRD BAR W/CU LUG PK15GTAL Square D 1: $35.00 23In Stock New At Mouser	Mfr. Part No. PK15GTAL Mouser Part No 996-PK15GTAL New At Mouser	Square D	Panelboards & Load Centre Accessories LOAD CENTER EQUIPMENT GRD BAR W/CU LUG	Datasheet	23In Stock	$35.00	Min.: 1 Mult.: 1
Circuit Breaker Accessories HDSS EQUIPMENT GROUND ASSY PKOGTA4 Square D 1: $213.02 5In Stock New At Mouser	Mfr. Part No. PKOGTA4 Mouser Part No 996-PKOGTA4 New At Mouser	Square D	Circuit Breaker Accessories HDSS EQUIPMENT GROUND ASSY	Datasheet	5In Stock	$213.02	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 10A QOB110 Square D 1: $39.80 1In Stock New At Mouser	Mfr. Part No. QOB110 Mouser Part No 996-QOB110 New At Mouser	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 10A	Datasheet	1In Stock	$39.80	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 60A QOB160 Square D 1: $39.81 1In Stock New At Mouser	Mfr. Part No. QOB160 Mouser Part No 996-QOB160 New At Mouser	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 60A	Datasheet	1In Stock	$39.81	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 15A QOB215 Square D 1: $91.56 3In Stock	Mfr. Part No. QOB215 Mouser Part No 996-QOB215	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 15A	Datasheet	3In Stock	$91.56	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 20A QOU120 Square D 1: $40.20 20In Stock New At Mouser	Mfr. Part No. QOU120 Mouser Part No 996-QOU120 New At Mouser	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 20A	Datasheet	20In Stock	$40.20	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 30A QOU130 Square D 1: $40.20 1In Stock New At Mouser	Mfr. Part No. QOU130 Mouser Part No 996-QOU130 New At Mouser	Square D	Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 30A	Datasheet	1In Stock	$40.20	Min.: 1 Mult.: 1
Circuit Breaker Accessories CIRCUIT BREAKER AUXILIARY SWITCH S29452 Square D 1: $372.00 3In Stock	Mfr. Part No. S29452 Mouser Part No 996-S29452	Square D	Circuit Breaker Accessories CIRCUIT BREAKER AUXILIARY SWITCH	Datasheet	3In Stock	$372.00	Min.: 1 Mult.: 1
Industrial Surge Protectors LOAD CENTER 1PH SECONDARY SURGE ARRESTOR SDSA1175 Square D 1: $95.68 1In Stock New At Mouser	Mfr. Part No. SDSA1175 Mouser Part No 996-SDSA1175 New At Mouser	Square D	Industrial Surge Protectors LOAD CENTER 1PH SECONDARY SURGE ARRESTOR	Datasheet	1In Stock	$95.68	Min.: 1 Mult.: 1
Industrial Surge Protectors XDSE Type 2 SPD 480Y277V 3ph4 wire 200kA Square D SSP04XDSE20A SSP04XDSE20A Square D 1: $3,900.01 2In Stock	Mfr. Part No. SSP04XDSE20A Mouser Part No 996-SSP04XDSE20A	Square D	Industrial Surge Protectors XDSE Type 2 SPD 480Y277V 3ph4 wire 200kA	Datasheet	2In Stock	$3,900.01 Quote Quote	Min.: 1 Mult.: 1
Circuit Breaker Accessories Acti9 COMB BUSBAR 1P 100A 24 MODULES A9XPH124 Square D 1: $52.02 16In Stock	Mfr. Part No. A9XPH124 Mouser Part No 996-A9XPH124	Square D	Circuit Breaker Accessories Acti9 COMB BUSBAR 1P 100A 24 MODULES	Datasheet	16In Stock	$52.02	Min.: 1 Mult.: 1
Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 45A HGL36045 Square D 1: $1,493.00 1In Stock New At Mouser	Mfr. Part No. HGL36045 Mouser Part No 996-HGL36045 New At Mouser	Square D	Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 45A	Datasheet	1In Stock	$1,493.00	Min.: 1 Mult.: 1
Circuit Breakers MOTOR CIRCUIT PROTECTOR 600V 30A HJL36030M71 Square D 1: $1,089.00 1In Stock	Mfr. Part No. HJL36030M71 Mouser Part No 996-HJL36030M71	Square D	Circuit Breakers MOTOR CIRCUIT PROTECTOR 600V 30A	Datasheet	1In Stock	$1,089.00	Min.: 1 Mult.: 1

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Square D Circuit Protection

Types of Circuit Protection